avoid warnings about initialization of automatic aggregates

* src/system.h (DZA_CONCAT0, DZA_CONCAT): New macros.
(DECLARE_ZEROED_AGGREGATE): New macro.
* src/ls.c (quote_name): Use it.
* src/pathchk.c (portable_chars_only): Use it.
* src/shred.c (main): Use it.
* src/stty.c (main): Use it.
* src/wc.c (SUPPORT_OLD_MBRTOWC): Use it.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/wc.c b/src/wc.c
index 8cfd974ca..ad25ed8d0 100644
--- a/src/wc.c
+++ b/src/wc.c
@@ -275,7 +275,7 @@ wc (int fd, char const *file_x, struct fstatus *fstatus)
     {
       bool in_word = false;
       uintmax_t linepos = 0;
-      mbstate_t state = { 0, };
+      DECLARE_ZEROED_AGGREGATE (mbstate_t, state);
       bool in_shift = false;
 # if SUPPORT_OLD_MBRTOWC
       /* Back-up the state before each multibyte character conversion and